Abstract: An electronic device bearing seat includes a casing, a hook, a first resilient element, an ejector, a second resilient element, a pivot, a connecting rod and an ejecting button. The casing has a first opening and a second opening. The hook is movably provided in the first opening and includes a first withstanding post and a recess. The first resilient element is disposed between the casing and the hook. The ejector is movably provided in the second opening and is detachably fastened in the recess. The ejector includes a second withstanding post. The second resilient element is disposed between the casing and the ejector. The shaft is disposed in the casing. The connecting rod is rotatably disposed at and passed by the pivot and pushes against the first and second withstanding post. The ejecting button is movably disposed on the casing and abuts against the connecting rod.